US4335117AExpiredUtility

1-Hydroxy-2,2,2-trichloroethane-thionophosphonic acid dimethyl esters as insecticide

Assignee: BAYER AGPriority: Mar 21, 1975Filed: Dec 27, 1977Granted: Jun 15, 1982

Est. expiryMar 21, 1995(expired)· nominal 20-yr term from priority

Inventors:Reimer Colln Wilhelm Sirrenberg Wolfgang Behrenz Wilhelm Stendel

C07F 9/4006A01N 57/12

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Claims

Abstract

1-Hydroxy-2,2,2-trichloroethane-thionophosphonic acid dialkyl esters of the formula <IMAGE> (I) in which R and R1 each independently is an alkyl radical with 1 to 4 carbon atoms, which possess arthropodicidal properties.

Claims

exact text as granted — not AI-modified

What is claimed is: 
     
       1. The compound 1-hydroxy-2,2,2-trichloroethane-thionophosphonic acid dimethyl ester of the formula ##STR14## having a boiling point of 116° C./2 mm Hg. 
     
     
       2. A method of combating arthropods which comprises applying to the arthropods or an arthropod habitat an arthropodicidally effective amount of a compound according to claim 1.

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